code: def setUp(self):
      super(NearestNeighborTest, self).setUp()
      self.nearest_neighbors = nearest_neighbors.NearestNeighbors()
  
file_path: lit/lit_nlp/components/nearest_neighbors_test.py
imports: from absl.testing import absltest
  from lit_nlp.api import dataset
  from lit_nlp.api import model
  from lit_nlp.api import types
  from lit_nlp.components import nearest_neighbors
  from lit_nlp.lib import caching
  from lit_nlp.lib import testing_utils
  import numpy
label_desc: Use image node_id 1 for calling the NearestNeighborTest obj's underlying member method code with example usage: obj.setUp() without return types